Imaging features | Total, n = 22 (%) |
---|---|
Right lobe | 13 (59.1) |
Round and oval | 21 (95.5) |
Well-defined margin | 19 (86.4) |
Heterogeneous | 20 (90.9) |
Fat | 9 (40.9) |
Necrosis | 8 (36.4) |
Hemorrhage | 3 (13.6) |
Calcification | 2 (9.1) |
Dysmorphic vessels | 17 (77.3) |
Features on non-enhanced CT | Total, n = 13 (%) |
Low attenuation | 13 (100) |
Features on non-enhanced MRI | Total, n = 7 (%) |
T1w low SI | 6 (85.7) |
T1w high SI | 1 (14.3) |
Fat-suppressed T2w low SI | 1 (14.3) |
Fat-suppressed T2w high SI | 6 (85.7) |
Features on enhanced CT and/or MRI | Total, n = 21 (%) |
Arterial enhancement | 20 (95.2) |
Arterial enhancement with fast washout | 9 (42.9) |
Arterial enhancement with slow washout | 7 (33.3) |
Arterial enhancement with persistent enhancement in the late phases | 4 (19.0) |
Unspecified heterogeneous enhancement | 1 (4.8) |